Home / 2,379.00-3,282.22-1,434.44

Finding the Fourth Proportional to 2,379.00, 3,282.22 and 1,434.44

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Solution

The fourth proportional to 2,379.00, 3,282.22 and 1,434.44 is: 1,979.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,379.00 : 3,282.22 = 1,434.44 : x
  2. Step 2: Convert to fraction form
    2,379.00/3,282.22 = 1,434.44/x
  3. Step 3: Cross multiply
    2,379.00x = 3,282.22 × 1,434.44
  4. Step 4: Simplify right side
    2,379.00x = 4,708,157.66
  5. Step 5: Solve for x
    x = 4,708,157.66/2,379.00
  6. Step 6: Final answer
    x = 1,979.05

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.